IC快速检索：
型号 / 厂家，封装，批号，备注，订购
DM74S288N/A+ / National Semiconductor,Datasheet,06/07+,Fuse-Programmable PR 订购 PDF文档
DM74S289W / National Semiconductor,Datasheet,07+,General-Purpose Stat 订购 PDF文档
DM74S287N/A+ / National Semiconductor,Datasheet,07+,Fuse-Programmable PR 订购 PDF文档
DM74S288AN/A+ / National Semiconductor,Datasheet,07+,Fuse-Programmable PR 订购 PDF文档
DM74S288N? / ,,最新批号,原装现货 订购 PDF文档
DM74S299N? / ,,08/09+, 订购 PDF文档
DM-74S373N. / ,,,原装现货 订购 PDF文档
DM74S299 / National Semiconductor,Datasheet,06/07+,TRI-STATE 8-Bit Univ 订购 PDF文档